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Separation of Mixtures and Purification of Chemical Substance

In this video lesson, we explored the fundamental concepts in chemistry, focusing on: Distinction between physical and chemical changes; identifying and describing elements, compounds and Mixtures; understanding chemical composition and properties; differentiating between mixtures and pure substances; description and application of various separation techniques to solving of life problems; and finally considered the criteria for determining the purity of a substance.

Learning Objectives:
- Define and give examples of physical and chemical changes,
- Define, identify and give examples of elements, compounds and mixtures,
- Explain the difference between compounds and mixtures,
- Explain the difference between mixtures and pure substances,
- Describe, explain and apply various separation techniques,
- Explain how to obtain pure substances using separation techniques, and - Explain the criteria to determine the purity of a substance.

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